Jacket



FIG. 1 is a left perspective view of a jacket, showing my new design;

FIG. 2 is a right perspective view thereof; and,

FIG. 3 is a front view thereof.

The showing of evenly broken lines is included for the purpose of illustrating environmental structure and forms no part of the claimed design. The dot-dash boundary line demarcates the boundary of the claimed area. 

CLAIM We claim the ornamental design for a jacket, as shown and described. 